diff options
Diffstat (limited to 'src')
| -rwxr-xr-x | src/conf_mode/interfaces-openvpn.py | 75 | ||||
| -rwxr-xr-x | src/conf_mode/interfaces-wwan.py | 1 | ||||
| -rwxr-xr-x | src/conf_mode/protocols_bgp.py | 2 | ||||
| -rwxr-xr-x | src/conf_mode/service_ids_fastnetmon.py | 14 | ||||
| -rwxr-xr-x | src/conf_mode/system-login.py | 2 | ||||
| -rwxr-xr-x | src/conf_mode/system-option.py | 12 | ||||
| -rwxr-xr-x | src/op_mode/bridge.py | 43 | ||||
| -rwxr-xr-x | src/op_mode/dhcp.py | 88 | ||||
| -rwxr-xr-x | src/op_mode/webproxy_update_blacklist.sh | 9 | ||||
| -rw-r--r-- | src/systemd/dhcp6c@.service | 4 |
10 files changed, 204 insertions, 46 deletions
diff --git a/src/conf_mode/interfaces-openvpn.py b/src/conf_mode/interfaces-openvpn.py index 2e4bea377..3bef9b8f6 100755 --- a/src/conf_mode/interfaces-openvpn.py +++ b/src/conf_mode/interfaces-openvpn.py @@ -88,32 +88,45 @@ def get_config(config=None): conf = Config() base = ['interfaces', 'openvpn'] - tmp_pki = conf.get_config_dict(['pki'], key_mangling=('-', '_'), - get_first_key=True, no_tag_node_value_mangle=True) - ifname, openvpn = get_interface_dict(conf, base) - - if 'deleted' not in openvpn: - openvpn['pki'] = tmp_pki - if is_node_changed(conf, base + [ifname, 'openvpn-option']): - openvpn.update({'restart_required': {}}) - if is_node_changed(conf, base + [ifname, 'enable-dco']): - openvpn.update({'restart_required': {}}) - - # We have to get the dict using 'get_config_dict' instead of 'get_interface_dict' - # as 'get_interface_dict' merges the defaults in, so we can not check for defaults in there. - tmp = conf.get_config_dict(base + [openvpn['ifname']], get_first_key=True) - - # We have to cleanup the config dict, as default values could enable features - # which are not explicitly enabled on the CLI. Example: server mfa totp - # originate comes with defaults, which will enable the - # totp plugin, even when not set via CLI so we - # need to check this first and drop those keys - if dict_search('server.mfa.totp', tmp) == None: - del openvpn['server']['mfa'] - openvpn['auth_user_pass_file'] = '/run/openvpn/{ifname}.pw'.format(**openvpn) + if 'deleted' in openvpn: + return openvpn + + openvpn['pki'] = conf.get_config_dict(['pki'], key_mangling=('-', '_'), + get_first_key=True, + no_tag_node_value_mangle=True) + + if is_node_changed(conf, base + [ifname, 'openvpn-option']): + openvpn.update({'restart_required': {}}) + if is_node_changed(conf, base + [ifname, 'enable-dco']): + openvpn.update({'restart_required': {}}) + + # We have to get the dict using 'get_config_dict' instead of 'get_interface_dict' + # as 'get_interface_dict' merges the defaults in, so we can not check for defaults in there. + tmp = conf.get_config_dict(base + [openvpn['ifname']], get_first_key=True) + + # We have to cleanup the config dict, as default values could enable features + # which are not explicitly enabled on the CLI. Example: server mfa totp + # originate comes with defaults, which will enable the + # totp plugin, even when not set via CLI so we + # need to check this first and drop those keys + if dict_search('server.mfa.totp', tmp) == None: + del openvpn['server']['mfa'] + + # OpenVPN Data-Channel-Offload (DCO) is a Kernel module. If loaded it applies to all + # OpenVPN interfaces. Check if DCO is used by any other interface instance. + tmp = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True) + for interface, interface_config in tmp.items(): + # If one interface has DCO configured, enable it. No need to further check + # all other OpenVPN interfaces. We must use a dedicated key to indicate + # the Kernel module must be loaded or not. The per interface "offload.dco" + # key is required per OpenVPN interface instance. + if dict_search('offload.dco', interface_config) != None: + openvpn['module_load_dco'] = {} + break + return openvpn def is_ec_private_key(pki, cert_name): @@ -674,6 +687,15 @@ def apply(openvpn): if interface in interfaces(): VTunIf(interface).remove() + # dynamically load/unload DCO Kernel extension if requested + dco_module = 'ovpn_dco_v2' + if 'module_load_dco' in openvpn: + check_kmod(dco_module) + else: + unload_kmod(dco_module) + + # Now bail out early if interface is disabled or got deleted + if 'deleted' in openvpn or 'disable' in openvpn: return None # verify specified IP address is present on any interface on this system @@ -683,13 +705,6 @@ def apply(openvpn): if not is_addr_assigned(openvpn['local_host']): cmd('sysctl -w net.ipv4.ip_nonlocal_bind=1') - # dynamically load/unload DCO Kernel extension if requested - dco_module = 'ovpn_dco_v2' - if 'enable_dco' in openvpn: - check_kmod(dco_module) - else: - unload_kmod(dco_module) - # No matching OpenVPN process running - maybe it got killed or none # existed - nevertheless, spawn new OpenVPN process action = 'reload-or-restart' diff --git a/src/conf_mode/interfaces-wwan.py b/src/conf_mode/interfaces-wwan.py index 6658ca86a..2515dc838 100755 --- a/src/conf_mode/interfaces-wwan.py +++ b/src/conf_mode/interfaces-wwan.py @@ -75,7 +75,6 @@ def get_config(config=None): # We need to know the amount of other WWAN interfaces as ModemManager needs # to be started or stopped. - conf.set_level(base) wwan['other_interfaces'] = conf.get_config_dict([], key_mangling=('-', '_'), get_first_key=True, no_tag_node_value_mangle=True) diff --git a/src/conf_mode/protocols_bgp.py b/src/conf_mode/protocols_bgp.py index cec025fea..7b9f15505 100755 --- a/src/conf_mode/protocols_bgp.py +++ b/src/conf_mode/protocols_bgp.py @@ -475,6 +475,8 @@ def verify(bgp): if verify_vrf_as_import(vrf_name, afi, bgp['dependent_vrfs']): raise ConfigError( 'Command "import vrf" conflicts with "rd vpn export" command!') + if not dict_search('parameters.router_id', bgp): + Warning(f'BGP "router-id" is required when using "rd" and "route-target"!') if dict_search('route_target.vpn.both', afi_config): if verify_vrf_as_import(vrf_name, afi, bgp['dependent_vrfs']): diff --git a/src/conf_mode/service_ids_fastnetmon.py b/src/conf_mode/service_ids_fastnetmon.py index 2e678cf0b..f6b80552b 100755 --- a/src/conf_mode/service_ids_fastnetmon.py +++ b/src/conf_mode/service_ids_fastnetmon.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2018-2022 VyOS maintainers and contributors +# Copyright (C) 2018-2023 VyOS maintainers and contributors # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License version 2 or later as @@ -30,6 +30,7 @@ airbag.enable() config_file = r'/run/fastnetmon/fastnetmon.conf' networks_list = r'/run/fastnetmon/networks_list' excluded_networks_list = r'/run/fastnetmon/excluded_networks_list' +attack_dir = '/var/log/fastnetmon_attacks' def get_config(config=None): if config: @@ -55,8 +56,11 @@ def verify(fastnetmon): if 'mode' not in fastnetmon: raise ConfigError('Specify operating mode!') - if 'listen_interface' not in fastnetmon: - raise ConfigError('Specify interface(s) for traffic capture') + if fastnetmon.get('mode') == 'mirror' and 'listen_interface' not in fastnetmon: + raise ConfigError("Incorrect settings for 'mode mirror': must specify interface(s) for traffic mirroring") + + if fastnetmon.get('mode') == 'sflow' and 'listen_address' not in fastnetmon.get('sflow', {}): + raise ConfigError("Incorrect settings for 'mode sflow': must specify sFlow 'listen-address'") if 'alert_script' in fastnetmon: if os.path.isfile(fastnetmon['alert_script']): @@ -74,6 +78,10 @@ def generate(fastnetmon): return None + # Create dir for log attack details + if not os.path.exists(attack_dir): + os.mkdir(attack_dir) + render(config_file, 'ids/fastnetmon.j2', fastnetmon) render(networks_list, 'ids/fastnetmon_networks_list.j2', fastnetmon) render(excluded_networks_list, 'ids/fastnetmon_excluded_networks_list.j2', fastnetmon) diff --git a/src/conf_mode/system-login.py b/src/conf_mode/system-login.py index afd75913e..82941e0c0 100755 --- a/src/conf_mode/system-login.py +++ b/src/conf_mode/system-login.py @@ -54,7 +54,7 @@ MAX_USER_UID: int = 59999 # LOGIN_TIMEOUT from /etc/loign.defs minus 10 sec MAX_RADIUS_TIMEOUT: int = 50 # MAX_RADIUS_TIMEOUT divided by 2 sec (minimum recomended timeout) -MAX_RADIUS_COUNT: int = 25 +MAX_RADIUS_COUNT: int = 8 # Maximum number of supported TACACS servers MAX_TACACS_COUNT: int = 8 diff --git a/src/conf_mode/system-option.py b/src/conf_mode/system-option.py index 5172b492e..1495e9223 100755 --- a/src/conf_mode/system-option.py +++ b/src/conf_mode/system-option.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2019-2022 VyOS maintainers and contributors +# Copyright (C) 2019-2023 VyOS maintainers and contributors # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License version 2 or later as @@ -36,6 +36,11 @@ airbag.enable() curlrc_config = r'/etc/curlrc' ssh_config = r'/etc/ssh/ssh_config.d/91-vyos-ssh-client-options.conf' systemd_action_file = '/lib/systemd/system/ctrl-alt-del.target' +time_format_to_locale = { + '12-hour': 'en_US.UTF-8', + '24-hour': 'en_GB.UTF-8' +} + def get_config(config=None): if config: @@ -143,6 +148,11 @@ def apply(options): else: cmd('systemctl disable root-partition-auto-resize.service') + # Time format 12|24-hour + if 'time_format' in options: + time_format = time_format_to_locale.get(options['time_format']) + cmd(f'localectl set-locale LC_TIME={time_format}') + if __name__ == '__main__': try: c = get_config() diff --git a/src/op_mode/bridge.py b/src/op_mode/bridge.py index 1834b9cc9..185db4f20 100755 --- a/src/op_mode/bridge.py +++ b/src/op_mode/bridge.py @@ -29,7 +29,6 @@ from vyos.utils.dict import dict_search import vyos.opmode - def _get_json_data(): """ Get bridge data format JSON @@ -46,11 +45,14 @@ def _get_raw_data_summary(): return data_dict -def _get_raw_data_vlan(): +def _get_raw_data_vlan(tunnel:bool=False): """ :returns dict """ - json_data = cmd('bridge --json --compressvlans vlan show') + show = 'show' + if tunnel: + show = 'tunnel' + json_data = cmd(f'bridge --json --compressvlans vlan {show}') data_dict = json.loads(json_data) return data_dict @@ -134,10 +136,34 @@ def _get_formatted_output_vlan(data): flags = ', '.join(flags_raw if isinstance(flags_raw,list) else "").lower() data_entries.append([interface, vlan, flags]) - headers = ["Interface", "Vlan", "Flags"] + headers = ["Interface", "VLAN", "Flags"] output = tabulate(data_entries, headers) return output +def _get_formatted_output_vlan_tunnel(data): + data_entries = [] + for entry in data: + interface = entry.get('ifname') + first = True + for tunnel_entry in entry.get('tunnels'): + vlan = tunnel_entry.get('vlan') + vni = tunnel_entry.get('tunid') + if first: + data_entries.append([interface, vlan, vni]) + first = False + else: + # Group by VXLAN interface only - no need to repeat + # VXLAN interface name for every VLAN <-> VNI mapping + # + # Interface VLAN VNI + # ----------- ------ ----- + # vxlan0 100 100 + # 200 200 + data_entries.append(['', vlan, vni]) + + headers = ["Interface", "VLAN", "VNI"] + output = tabulate(data_entries, headers) + return output def _get_formatted_output_fdb(data): data_entries = [] @@ -192,12 +218,15 @@ def show(raw: bool): return _get_formatted_output_summary(bridge_data) -def show_vlan(raw: bool): - bridge_vlan = _get_raw_data_vlan() +def show_vlan(raw: bool, tunnel: typing.Optional[bool]): + bridge_vlan = _get_raw_data_vlan(tunnel) if raw: return bridge_vlan else: - return _get_formatted_output_vlan(bridge_vlan) + if tunnel: + return _get_formatted_output_vlan_tunnel(bridge_vlan) + else: + return _get_formatted_output_vlan(bridge_vlan) def show_fdb(raw: bool, interface: str): diff --git a/src/op_mode/dhcp.py b/src/op_mode/dhcp.py index 3e51e990b..20ef698bd 100755 --- a/src/op_mode/dhcp.py +++ b/src/op_mode/dhcp.py @@ -14,10 +14,12 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. +import os import sys import typing from datetime import datetime +from glob import glob from ipaddress import ip_address from isc_dhcp_leases import IscDhcpLeases from tabulate import tabulate @@ -27,10 +29,13 @@ import vyos.opmode from vyos.base import Warning from vyos.configquery import ConfigTreeQuery -from vyos.utils.process import cmd from vyos.utils.dict import dict_search +from vyos.utils.file import read_file +from vyos.utils.process import cmd from vyos.utils.process import is_systemd_service_running +time_string = "%a %b %d %H:%M:%S %Z %Y" + config = ConfigTreeQuery() lease_valid_states = ['all', 'active', 'free', 'expired', 'released', 'abandoned', 'reset', 'backup'] sort_valid_inet = ['end', 'mac', 'hostname', 'ip', 'pool', 'remaining', 'start', 'state'] @@ -287,6 +292,87 @@ def show_server_leases(raw: bool, family: ArgFamily, pool: typing.Optional[str], return _get_formatted_server_leases(lease_data, family=family) +def _get_raw_client_leases(family='inet', interface=None): + from time import mktime + from datetime import datetime + + lease_dir = '/var/lib/dhcp' + lease_files = [] + lease_data = [] + + if interface: + tmp = f'{lease_dir}/dhclient_{interface}.lease' + if os.path.exists(tmp): + lease_files.append(tmp) + else: + # All DHCP leases + lease_files = glob(f'{lease_dir}/dhclient_*.lease') + + for lease in lease_files: + tmp = {} + with open(lease, 'r') as f: + for line in f.readlines(): + line = line.rstrip() + if 'last_update' not in tmp: + # ISC dhcp client contains least_update timestamp in human readable + # format this makes less sense for an API and also the expiry + # timestamp is provided in UNIX time. Convert string (e.g. Sun Jul + # 30 18:13:44 CEST 2023) to UNIX time (1690733624) + tmp.update({'last_update' : int(mktime(datetime.strptime(line, time_string).timetuple()))}) + continue + + k, v = line.split('=') + tmp.update({k : v.replace("'", "")}) + + lease_data.append(tmp) + + return lease_data + +def _get_formatted_client_leases(lease_data, family): + from time import localtime + from time import strftime + + from vyos.validate import is_intf_addr_assigned + + data_entries = [] + for lease in lease_data: + data_entries.append(["Interface", lease['interface']]) + if 'new_ip_address' in lease: + tmp = '[Active]' if is_intf_addr_assigned(lease['interface'], lease['new_ip_address']) else '[Inactive]' + data_entries.append(["IP address", lease['new_ip_address'], tmp]) + if 'new_subnet_mask' in lease: + data_entries.append(["Subnet Mask", lease['new_subnet_mask']]) + if 'new_domain_name' in lease: + data_entries.append(["Domain Name", lease['new_domain_name']]) + if 'new_routers' in lease: + data_entries.append(["Router", lease['new_routers']]) + if 'new_domain_name_servers' in lease: + data_entries.append(["Name Server", lease['new_domain_name_servers']]) + if 'new_dhcp_server_identifier' in lease: + data_entries.append(["DHCP Server", lease['new_dhcp_server_identifier']]) + if 'new_dhcp_lease_time' in lease: + data_entries.append(["DHCP Server", lease['new_dhcp_lease_time']]) + if 'last_update' in lease: + tmp = strftime(time_string, localtime(int(lease['last_update']))) + data_entries.append(["Last Update", tmp]) + if 'new_expiry' in lease: + tmp = strftime(time_string, localtime(int(lease['new_expiry']))) + data_entries.append(["Expiry", tmp]) + + # Add empty marker + data_entries.append(['']) + + output = tabulate(data_entries, tablefmt='plain') + + return output + +def show_client_leases(raw: bool, family: ArgFamily, interface: typing.Optional[str]): + lease_data = _get_raw_client_leases(family=family, interface=interface) + if raw: + return lease_data + else: + return _get_formatted_client_leases(lease_data, family=family) + if __name__ == '__main__': try: res = vyos.opmode.run(sys.modules[__name__]) diff --git a/src/op_mode/webproxy_update_blacklist.sh b/src/op_mode/webproxy_update_blacklist.sh index 4fb9a54c6..05ea86f9e 100755 --- a/src/op_mode/webproxy_update_blacklist.sh +++ b/src/op_mode/webproxy_update_blacklist.sh @@ -45,6 +45,9 @@ do --auto-update-blacklist) auto="yes" ;; + --vrf) + vrf="yes" + ;; (-*) echo "$0: error - unrecognized option $1" 1>&2; exit 1;; (*) break;; esac @@ -76,7 +79,11 @@ fi if [[ -n $update ]] && [[ $update -eq "yes" ]]; then tmp_blacklists='/tmp/blacklists.gz' - curl -o $tmp_blacklists $blacklist_url + if [[ -n $vrf ]] && [[ $vrf -eq "yes" ]]; then + sudo ip vrf exec $1 curl -o $tmp_blacklists $blacklist_url + else + curl -o $tmp_blacklists $blacklist_url + fi if [ $? -ne 0 ]; then echo "Unable to download [$blacklist_url]!" exit 1 diff --git a/src/systemd/dhcp6c@.service b/src/systemd/dhcp6c@.service index 9a97ee261..495cb7e26 100644 --- a/src/systemd/dhcp6c@.service +++ b/src/systemd/dhcp6c@.service @@ -2,14 +2,16 @@ Description=WIDE DHCPv6 client on %i Documentation=man:dhcp6c(8) man:dhcp6c.conf(5) ConditionPathExists=/run/dhcp6c/dhcp6c.%i.conf +ConditionPathExists=/run/dhcp6c/dhcp6c.%i.options After=vyos-router.service StartLimitIntervalSec=0 [Service] WorkingDirectory=/run/dhcp6c +EnvironmentFile=-/run/dhcp6c/dhcp6c.%i.options Type=forking PIDFile=/run/dhcp6c/dhcp6c.%i.pid -ExecStart=/usr/sbin/dhcp6c -D -k /run/dhcp6c/dhcp6c.%i.sock -c /run/dhcp6c/dhcp6c.%i.conf -p /run/dhcp6c/dhcp6c.%i.pid %i +ExecStart=/usr/sbin/dhcp6c $DHCP6C_OPTS Restart=on-failure RestartSec=20 |